Jess vs Casyn

Baby Name Comparison — 2026

Jess

Boy #4,646 Most Popular 1 Syllable

"God exists, God is"

Origin: Hebrew

English American Welsh

✓ All Clear

Boy #4,583 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish Gaelic

American Irish English

✓ All Clear

Jess Rank #4,646

Casyn Rank #4,583

Casyn is more popular, ranked #4583 vs #4646 for Jess.

Is Jess or Casyn more popular?

Casyn is more popular, ranked #4583 compared to Jess at #4646 in the United States.

What do Jess and Casyn mean?

Jess means "God exists, God is" (Hebrew origin). Casyn means "vigilant, watchful" (Irish Gaelic origin).

Are Jess and Casyn boy or girl names?

Jess is primarily a boy name. Casyn is primarily a boy name.